From: "Hervé Poussineau" <hpoussin@reactos.org>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] MIPS: DMA support for RC4030 chipset [v2]
Date: Sun, 09 Nov 2008 23:14:23 +0100 [thread overview]
Message-ID: <491760BF.8020303@reactos.org> (raw)
In-Reply-To: <4915A887.9090003@reactos.org>
Forget that, DMA transfer function can be called in aio path, and
cpu_single_env will be NULL in that case
Hervé
Hervé Poussineau a écrit :
> Hi,
>
> Attached patch implements DMA support to RC4030 chipset and simplifies
> jazz IO part (at 0xf0000000), where registers contain 16 bit values.
> The patch also wires DMA transfers for the SCSI adapter in the Jazz
> emulation (Mips Magnum 4000 and Acer Pica 61).
>
> Blue Swirl's comments have been taken into account in this version:
>
> Changes since v1:
> - Support reuse of esp callback functions up to DMA engine
> - Don't keep in memory the DMA table, but read it when needed
>
> Hervé
prev parent reply other threads:[~2008-11-09 22:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-08 14:56 [Qemu-devel] [PATCH] MIPS: DMA support for RC4030 chipset [v2] Hervé Poussineau
2008-11-09 22:14 ` Hervé Poussineau [this message]
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